A
whole buncH of self-Lock±
ing nutS oN KIowas are cRac²³
´Ng. THeRe iS No soµut¶on ·o tHe
pRob¸em, so you've Got ·o check
the Nu·S oF¹en And repLAce
cRAc²ed onesº
»he SusPec· ¼eLf½¸oc²in¾ nUt¿
aRE:
MS21042
I
NSN 5310-±·
Ls
807=²476
l6
807³1477
´5
807³1469
µ¶
810¸1¹86
»He nuts Are uSed In SeverAl locAtionsÀ »He most cri·Ácal are the fOuR nutS used on
·he ·ail RotoR huB And blade asSembly Ãhese nu·S Should Be checked dailyÄ
Chek nut daiºy
ÅtheR cRItIcaÆ areaS aRe ·He
»¼
nutS on tHe pylon SÇppor·; ·he SIx oN ·He mAin ro·oR
HuB AÈsemblyÉ ·He ei¾h· oN ·he ·RansmISSioN ASSemBLy secuÊing ·He pyLonË And ·he
ei¾H· oN ·He tRansmIssIoN and mAst AssemblyÌ »HeSe sHouLd be cHecked eveÍy·Ime
NormAÎ mÏinteNANce is done.
ÐeÑd »M
½½¾¿½ÀÁ¾ÂÂþÂÄP
foR oÒHer nut LocA·Ions ·HAt need to Be watcHed ÓoR
cRacked nu·sÔ
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